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1. |
The heights in inches of 10 senior boys are 64, 65, 66, 68, 71, 72, 73, 73, 73, and 74. Find the mode of the heights. |
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A. |
71.5 in. |
B. |
69.5 in. |
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C. |
74 in. |
D. |
73 in. |
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Hint |
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2. |
Which are the measures of central tendency? |
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A. |
the mean, median, and mode |
B. |
the mean only |
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C. |
the mode only |
D. |
the median only |
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Hint |
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3. |
The data are ages of children in months. Find the mean age. |
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A. |
12 months |
B. |
13.52 months |
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C. |
10.25 months |
D. |
11.75 months |
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Hint |
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4. |
Find the median of –11.1, -10.9, -11 , -11 , -10 , -10.5, -11.25. |
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A. |
-10.5 |
B. |
-11.1 |
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C. |
-10.9 |
D. |
-11 |
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Hint |
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5. |
Which measure of central tendency is most representative of the data?
6, 8, 3, 5, 32, 6, 5, 4, 28, 2, 2, 2 |
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A. |
mode |
B. |
range |
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C. |
median |
D. |
mean |
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Hint |
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